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Area of a circle: pi times radius squared

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How many square inches are in a 15 inch diameter circle?

To find the area of a circle, you can use the formula A = πr², where r is the radius. For a 15-inch diameter circle, the radius is 7.5 inches. Thus, the area is A = π(7.5)² ≈ 176.71 square inches.


How many square inches in a 4.365 inch diameter circle?

There are: 15 square inches rounded to the nearest integer


Area of 12 inch diameter circle vs 16 inch?

Area of a 12-inch circle: 113.1 square inches.Area of a 16-inch circle: 201.1 square inches.


How many square inch in a 20 inch diameter circle?

There are 100*pi square inches in a 20 inch diameter circle


How many square inches are there in a 8 inch circle?

The area of a circle with an 8 inch diameter is approximately 50.27 square inches.


How many square inches in a 1.25 inch circle?

A 1.25-inch diameter circle contains 1.227 square inches.


What is the area of a inch circle?

The area of a 14-inch circle is: 153.9 square inches.


What is the diameter of a 15 inch circle?

The diameter of a circle is defined as the distance across the circle through its center. For a circle with a diameter of 15 inches, the diameter is simply 15 inches. Therefore, the diameter of a 15-inch circle is 15 inches.


What percent larger is the area of a 5in circle as compared to a 4in circle?

The area of a 5-inch circle is: 19.6 square inches.The area of a 4-inch circle is: 12.6 square inches.The area of the 5-inch circle is 55.6% larger than the 4-inch circle


What is the area of a circle that has an 15 inch diameter?

pi times the square of 7.5 = almost exactly 176¾ sq in.


How many square feet in a 72 inch diameter circle?

A 72-inch diameter circle has an area of: 28.3 square feet.


How many square feet in a circle with 48 inch diameter?

A 48-inch diameter circle has an area of: 12.57 square feet.